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Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
Based on 12500+ reviews
Last updated on Dec 30, 2025

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Great product but some features were clunky for me during the trial period...specifically send to sign. Hoping for smoother usage with the purchased professional version & after attending the training webina
Kim M
This software is absolutely amazing and easy to use. I would highly recommend this product to anyone who works with PDF forms on a daily basis, as it simplifies the process of typing on a PDF document.
Raymond P
PDFfiller! This software overall is really well done. I prefer to use it when compared to other PDF filling software. It is also free, which is even better. This software does all the hard work for you. It recognizes each possible area for text, and understand if there is an area for a diagram/picture/drawing instead. This software gives you multiple different ways to input your signature as well, which is always something I look for when it comes to similar software. Grammarly also works moderately well with this software, if that is something you use. PDFfiller looks very busy. Even though it is relatively easy to use, it can seem daunting when you first start using this software.
Raven R.
PDFfiller Review Our forms are more professional looking and neater, if this was not easy to use it wouldn't be worth the time but almost any fillable form is either tied to this program or easy to download and complete. I just tripped across this site last year and needed a vehicle to download lots of forms that needed filling and I like the professional look over filling with ink. This product works great for all that. Easy to load doc's and use and save. Struggle to get lettering the right size sometimes.
Lisa S.
Great price and so user-friendly. So easy to use. I'm so glad I found pdfFiller, it's perfect for my needs and for the price, it was a no brainer.
chareen boake
Easy to use once I figured it out Easy to use once I figured it out. I have been looking for a program like this for a while. It has everything you can possibly need at a very reasonable rate.
Shannon G.
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